Question1
A baseball is thrown at an angle of 20? relative to ground at a speed of 25.6 m/s. The ball is caught 42.9416 m from the thrower.
The acceleration due to gravity is 9.81 m/s2.
How long is it in the air?
Question2
A 80 kg airplane pilot pulls out of a dive by following, at a constant speed of 180 km/h, arc of a 300 m radius circle.
At the bottom of the circle, find the
a) acceleration's direction and magnitude,
b) net force and
c) force exerted by the plane on the pilot.